itsmattkc
dae09abf45
This functions more or less identically to using a media out value, but the desired speed is preserved through block length changes, even if the block's length is reduced to zero (i.e. no rounding errors).
60 lines
1.3 KiB
C++
60 lines
1.3 KiB
C++
#ifndef SPEEDDURATIONDIALOG_H
|
|
#define SPEEDDURATIONDIALOG_H
|
|
|
|
#include <QCheckBox>
|
|
#include <QDialog>
|
|
#include <QUndoCommand>
|
|
|
|
#include "node/block/clip/clip.h"
|
|
#include "node/output/track/track.h"
|
|
#include "widget/slider/floatslider.h"
|
|
#include "widget/slider/timeslider.h"
|
|
|
|
class SpeedDurationDialog : public QDialog
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
SpeedDurationDialog(const rational& timebase, const QList<ClipBlock*>& clips, QWidget* parent = nullptr);
|
|
|
|
public slots:
|
|
virtual void accept() override;
|
|
|
|
private:
|
|
double GetUnadjustedLengthTimestamp(ClipBlock* clip) const;
|
|
|
|
int64_t GetAdjustedDuration(ClipBlock* clip, const double& new_speed) const;
|
|
|
|
double GetAdjustedSpeed(ClipBlock* clip, const int64_t& new_duration) const;
|
|
|
|
QList<ClipBlock*> clips_;
|
|
|
|
FloatSlider* speed_slider_;
|
|
TimeSlider* duration_slider_;
|
|
|
|
rational timebase_;
|
|
|
|
QCheckBox* link_speed_and_duration_;
|
|
QCheckBox* reverse_speed_checkbox_;
|
|
QCheckBox* maintain_audio_pitch_checkbox_;
|
|
QCheckBox* ripple_clips_checkbox_;
|
|
|
|
private slots:
|
|
void SpeedChanged();
|
|
|
|
void DurationChanged();
|
|
};
|
|
|
|
class BlockReverseCommand : public QUndoCommand {
|
|
public:
|
|
BlockReverseCommand(Block* block, QUndoCommand* parent = nullptr);
|
|
|
|
virtual void redo() override;
|
|
virtual void undo() override;
|
|
|
|
private:
|
|
Block* block_;
|
|
|
|
};
|
|
|
|
#endif // SPEEDDURATIONDIALOG_H
|